Route Price Intelligence
Cheap Flights From Phoenix to Ontario
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$319
Deals From
$229
Usually Costs
$229 – $339
Lowest We've Seen
$111
Based on 8,467 price pointshigh confidence
Monthly Price Guide
Jan
$339
Feb
$359
Mar
$246
Apr
$166
May
$170
Jun
$256
Jul
$305
Aug
$282
Sep
$319
Oct
$320
Nov
$339
Dec
$339
Cheapest Average Expensive
Best Time to Fly from Phoenix to Ontario
The cheapest time to fly from Phoenix to Ontario is typically April, when fares average around $166. The most expensive month tends to be February at around $359. For the best deals, consider flying in April, May, March.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $11189 price checksWorst: $375